`claude101.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3037::6815:4eee^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8a6e^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.78.238^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.138.110^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`annalise.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26ea^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annalise.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ea^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`annalise.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ea^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`annalise.ns.cloudflare.com`
		A	108.162.194.234^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annalise.ns.cloudflare.com`
		A	162.159.38.234^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annalise.ns.cloudflare.com`
		A	172.64.34.234^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annalise.ns.cloudflare.com`
NS	`drew.ns.cloudflare.com`
		A	2606:4700:58::adf5:3ba0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`drew.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`drew.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`drew.ns.cloudflare.com`
		A	108.162.193.160^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`drew.ns.cloudflare.com`
		A	172.64.33.160^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`drew.ns.cloudflare.com`
		A	173.245.59.160^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`drew.ns.cloudflare.com`
MX	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward2.registrar-servers.com` ⭐
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward3.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.78.238, 172.67.138.110
		IPv6 hints	2606:4700:3037::6815:4eee, 2606:4700:3037::ac43:8a6e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=14, name=cloudflare-ech.com
SOA	`annalise.ns.cloudflare.com`dns@cloudflare.com serial=2408791646

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

claude101.com

claude101.com.au

claude101.xyz

claude101.web.id

claude101.live

claude101.dev

DNS History

17 records (11 active, 6 former)

●NSannalise.ns.cloudflare.com2026-05-08 → 2026-07-15 · 2 obs

● 2026-05-08 03:55:06
● 2026-07-15 02:41:18

●NSdrew.ns.cloudflare.com2026-05-08 → 2026-07-15 · 2 obs

● 2026-05-08 03:55:06
● 2026-07-15 02:41:18

●MXeforward1.registrar-servers.com2026-05-08 → 2026-07-15 · 2 obs

● 2026-05-08 03:55:06
● 2026-07-15 02:41:18

●MXeforward2.registrar-servers.com2026-05-08 → 2026-07-15 · 2 obs

● 2026-05-08 03:55:06
● 2026-07-15 02:41:18

●MXeforward3.registrar-servers.com2026-05-08 → 2026-07-15 · 2 obs

● 2026-05-08 03:55:06
● 2026-07-15 02:41:18

●MXeforward4.registrar-servers.com2026-05-08 → 2026-07-15 · 2 obs

● 2026-05-08 03:55:06
● 2026-07-15 02:41:18

●MXeforward5.registrar-servers.com2026-05-08 → 2026-07-15 · 2 obs

● 2026-05-08 03:55:06
● 2026-07-15 02:41:18

●A104.21.78.2382026-05-08 → 2026-07-15 · 3 obs

● 2026-05-08 03:55:06
○ 2026-07-13 17:08:20
● 2026-07-15 02:41:18

●A172.67.138.1102026-05-08 → 2026-07-15 · 3 obs

● 2026-05-08 03:55:06
○ 2026-07-13 17:08:20
● 2026-07-15 02:41:18

○A188.114.96.02026-07-13 → 2026-07-13 · 3 obs

○ 2026-07-13 17:08:20
● 2026-07-13 17:53:28
○ 2026-07-15 02:41:18

○A188.114.96.42026-07-13 → 2026-07-13 · 4 obs

○ 2026-05-08 03:55:06
● 2026-07-13 17:08:20
○ 2026-07-13 17:53:28
○ 2026-07-15 02:41:18

○A188.114.97.02026-07-13 → 2026-07-13 · 3 obs

○ 2026-07-13 17:08:20
● 2026-07-13 17:53:28
○ 2026-07-15 02:41:18

○A188.114.97.42026-07-13 → 2026-07-13 · 4 obs

○ 2026-05-08 03:55:06
● 2026-07-13 17:08:20
○ 2026-07-13 17:53:28
○ 2026-07-15 02:41:18

●A2606:4700:3037::6815:4eee2026-05-08 → 2026-07-15 · 3 obs

● 2026-05-08 03:55:06
○ 2026-07-13 17:08:20
● 2026-07-15 02:41:18

●A2606:4700:3037::ac43:8a6e2026-05-08 → 2026-07-15 · 3 obs

● 2026-05-08 03:55:06
○ 2026-07-13 17:08:20
● 2026-07-15 02:41:18

○A2a06:98c1:3120::2026-07-13 → 2026-07-13 · 3 obs

○ 2026-05-08 03:55:06
● 2026-07-13 17:08:20
○ 2026-07-15 02:41:18

○A2a06:98c1:3121::2026-07-13 → 2026-07-13 · 3 obs

○ 2026-05-08 03:55:06
● 2026-07-13 17:08:20
○ 2026-07-15 02:41:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
claude101.dev	drew.ns.cloudflare.com, annalise.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.234

NS records: drew.ns.cloudflare.com, annalise.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for claude101.dev (unsigned zone)

⏱️ Timing

Total: 547ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.138.110, 104.21.78.238`
AAAA	2	`2606:4700:3037::6815:4eee, 2606:4700:3037::ac43:8a6e`
NS	2	`annalise.ns.cloudflare.com, drew.ns.cloudflare.com`
MX	5	`eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...`
TXT	1	`v=spf1 include:spf.efwd.registrar-server`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`annalise.ns.cloudflare.com dns.cloudflar`

Analysis

IP Addresses

claude101.dev resolves to four IP addresses: 104.21.78.238, 172.67.138.110, 2606:4700:3037::6815:4eee and 2606:4700:3037::ac43:8a6e.

cabobranco.fm.br, combinex.nl, boerse.at plus two other host names have IP numbers in common with claude101.dev.

Name Servers

claude101.dev uses two name servers for its delegation: annalise.ns.cloudflare.com and drew.ns.cloudflare.com.

The name server configuration of claude101.dev is shared with other domains, for instance facepoook.com, hypnoteraapia.ee, realre.com and two others.

claude101.dev shares at least some of its name servers with other domains, including internethygiene.de, baigiangdientu.edu.vn, edujob.com.br and two others.

These name servers are frequently paired with the name servers ernest.ns.cloudflare.com, mariah.ns.cloudflare.com and noah.ns.cloudflare.com.

Hosts with 6 IP addresses each:

Hostname annalise.ns.cloudflare.com directs to 108.162.194.234, 162.159.38.234 and 172.64.34.234 along with 3 other IP addresses.

Hostname drew.ns.cloudflare.com directs to 108.162.193.160, 172.64.33.160 and 173.245.59.160 along with 3 other IP addresses.

Mail Servers

claude101.dev is handled by five mail servers: eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.

At least some of the mail servers used by claude101.dev are shared with other domains: camteenz.com, mera.gg, aristieatha.com and two others among them.

These mail servers often appear in conjunction with the mail servers eforward4.registrar-servers.com, eforward5.registrar-servers.com, eforward6.registrar-servers.com and eforward7.registrar-servers.com.

Host names resolving to a single IP address:

eforward1.registrar-servers.com has the IP address 162.255.118.51.

eforward2.registrar-servers.com has the IP address 162.255.118.52.

eforward3.registrar-servers.com has the IP address 162.255.118.51.

eforward4.registrar-servers.com has the IP address 162.255.118.52.

eforward5.registrar-servers.com has the IP address 162.255.118.51.

Three host names point to 162.255.118.51: eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com.

Both eforward2.registrar-servers.com and eforward4.registrar-servers.com resolve to 162.255.118.52 IP addresses each.